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Finding the Fourth Proportional to 460,779.34, 691,065.33 and 165,291.34

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Solution

The fourth proportional to 460,779.34, 691,065.33 and 165,291.34 is: 247,899.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,779.34 : 691,065.33 = 165,291.34 : x
  2. Step 2: Convert to fraction form
    460,779.34/691,065.33 = 165,291.34/x
  3. Step 3: Cross multiply
    460,779.34x = 691,065.33 × 165,291.34
  4. Step 4: Simplify right side
    460,779.34x = 114,227,114,423.24
  5. Step 5: Solve for x
    x = 114,227,114,423.24/460,779.34
  6. Step 6: Final answer
    x = 247,899.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.